He sucks in his mother's mouth and lets her suck out every drop after his mother gives him a blowjob.

A slim, attractive mother gives her kid a hard, quick blowout. She does all it takes to get him cumming, including kissing his balls and sucking on his cock while holding his shaft tightly. Then, when he jacks off and drops his sperm, his mother gives him a blowjob that widens wide.